# Lycoming GSO-480-B1B6 - Type: Engine model (FAA registry) - Registry code: 42206 - Manufacturer (registry): LYCOMING - Model: GSO-480-B1B6 - Engine type: Reciprocating - Power: 340 hp - Data sheet: [TCDS E-284](https://openairdocs.org/tcds/E-284) (OpenAirDocs) - Holder: Lycoming Engines - Installed in: 1 registered aircraft - Page: https://openairdocs.org/engine/lycoming-gso-480-b1b6 Model codes come from the FAA registry's reference file. ## ADs that may apply (OpenAirDocs) Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. - [AD 2012-03-07](https://openairdocs.org/ad/2012-03-07): Carburetor · Lycoming Engines GO-435, GO-435-C2 (O-435-17), GO-435-C2A and 389 more. Effective Mar 27, 2012 - [AD 2004-10-14](https://openairdocs.org/ad/2004-10-14): Crankshaft gear · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 642 more. Effective Jun 25, 2004 - [AD 97-15-11](https://openairdocs.org/ad/97-15-11): Cylinder kits · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 538 more. Effective Aug 12, 1997 - [AD 92-12-05](https://openairdocs.org/ad/92-12-05): Piston Pins · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 532 more. Effective Jul 10, 1992 - [AD 90-04-06 R1](https://openairdocs.org/ad/90-04-06-R1): Propeller Governor External Oil Line · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 427 more. Effective May 28, 1991 - [AD 69-25-08](https://openairdocs.org/ad/69-25-08): Reduction Gear Assemblies · Lycoming Engines GO-435-C2A, GO-435-C2A2, GO-480-A1A and 61 more. Effective Feb 19, 1970 - [AD 66-06-03](https://openairdocs.org/ad/66-06-03): Connecting Rod Assemblies · Lycoming Engines GO-435-C2 (O-435-17), GO-435-C2A, GO-435-C2A2 and 317 more. Effective Jan 16, 1969 - [AD 62-23-05](https://openairdocs.org/ad/62-23-05): Propeller Shaft Oil Seal Rings · Lycoming Engines GO-435-C2 (O-435-17), GO-435-C2A, GO-435-C2A2 and 49 more. Effective Nov 14, 1962 - [AD 60-11-06](https://openairdocs.org/ad/60-11-06): Crankshaft · Lycoming Engines GO-480-C1B6, GO-480-C1D6, GO-480-C2C6 and 13 more - [AD 59-10-07](https://openairdocs.org/ad/59-10-07): Cylinder Baffle Clamps · Lycoming Engines GO-480-A1A, GO-480-B, GO-480-B1A6 and 58 more ## Information bulletins (advisory) (2) - [SAIB NE-19-08](https://openairdocs.org/saib/NE-19-08): Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve Cylinders. Issued May 2, 2019 - [SAIB NE-14-13](https://openairdocs.org/saib/NE-14-13): Reciprocating Engine - Cylinder Mounting Studs. Issued Mar 24, 2014 ## Registered aircraft (1) - [N824GF](https://openairdocs.org/aircraft/N824GF): [Davis Aviation Inc](https://openairdocs.org/faa-owner/DAVIS%20AVIATION%20INC), [Brandon, MS](https://openairdocs.org/faa-place/MS/Brandon), built 1957, S/N EH43 ## NTSB investigations None matched to aircraft with this engine model. ## FAA accident and incident reports None matched to aircraft with this engine model. ## STCs that may be installed (OpenAirDocs) (16) Approved for this engine model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has. - [STC SE04349CH](https://openairdocs.org/stc/SE04349CH): Installation of SureFly electronic ignition. SureFly Partners Ltd - [STC SE01954SE](https://openairdocs.org/stc/SE01954SE): Installation of engine crankcase seal. Ly-Con Rebuilding Company - [STC SE03309CH](https://openairdocs.org/stc/SE03309CH): Installation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt application. Hartzell Propeller Inc - [STC SE01966WI](https://openairdocs.org/stc/SE01966WI): Use of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft engines. General Aviation Modifications Inc - [STC SE8628SW](https://openairdocs.org/stc/SE8628SW): Installation of oil nozzles for lubrication of cam and filters. Cygnet Aerospace Corp - [STC SE4408SW](https://openairdocs.org/stc/SE4408SW): Miscellaneous engine cylinder replacement parts. Continental Motors, Inc. Lists GSO-480 Series - [STC SE7490SW](https://openairdocs.org/stc/SE7490SW): Installation of any or all parts listed on Airmotive Engineering Drawing No. 852-1, Rev. 1, dated10/4/88 or later approved revision. Continental Motors, Inc. Lists GSO-480 Series - [STC SE7660SW](https://openairdocs.org/stc/SE7660SW): Installation of parts listed on Drawing List No. 8810-3, Rev 6. Continental Motors, Inc. Lists GSO-480 Series - [STC SE8776SW](https://openairdocs.org/stc/SE8776SW): Installation of coated cylinders and piston rings. Continental Motors, Inc. Lists GSO-480 Series - [STC SE1779NM](https://openairdocs.org/stc/SE1779NM): Installation of Precise Flight, Inc. Standby Vacuum System SVS III. Precise Flight Inc - [STC SE09492SC](https://openairdocs.org/stc/SE09492SC): Installation and usage of Exxon 20W50 multigrade aircraft engine oil conforming to Exxon Oil formulation WS-3013. Exxon Company USA. Lists GSO-480 Series - [STC SE00350SE](https://openairdocs.org/stc/SE00350SE): Installation of sump mounted chip detector. Aviation Development Corporation - [STC SE8023SW](https://openairdocs.org/stc/SE8023SW): Installation and usage of AEROSHELL. Shell Development Co. Lists GSO-480 Series - [STC SE452NE](https://openairdocs.org/stc/SE452NE): Installation and usage of 'Mobil AV 1' aviation oil. Mobil Research & Development Corp. Lists GSO-480 Series - [STC SE5924SW](https://openairdocs.org/stc/SE5924SW): Installation of stainless steel replacement exhaust studs on AVCO engines. Perrigo & Steele Aircraft Engr Company. Lists GSO-480 Series - [STC SE128NE](https://openairdocs.org/stc/SE128NE): Use of AMS/OIL 15W 50 synthetic piston aircraft oil in Avco engines. AMS/OIL. Lists GSO-480 Series ## PMA parts (OpenAirDocs) (806, first 50) Current parts manufacturer approvals (PMA): parts the FAA has approved companies to make as replacements or modifications. Each record lists its models as free text; OpenAirDocs matched them to this engine model on its data sheet, so check the FAA record before relying on it. Newest first. - [AB-160844](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID100141747720251216184413.0001): Spring & Brush Assembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces 10-160844 · Nov 10, 2025 - [OC](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID178549155320250923184433.0001): Oil Cooler Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Sep 12, 2025 - [SL6](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151538433320250923185921.0001): Engine Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Aug 4, 2025 - [TXPL6](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146504457020250923185923.0001): Engine Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Aug 4, 2025 - [HSS](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID104096221220250923185925.0001): Engine Preheat Kit. Hartzell Propeller LLC · PMA PQ2040CE · Modification part · Aug 4, 2025 - [2540890](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID197838770420260212214424.0001): Diaphragm. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 2540890 · Mar 13, 2025 - [2540885](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID192592960320260212214422.0001): Diaphragm. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 2540885 · Mar 13, 2025 - [366263](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID188994402520260212214317.0001): Idle Valve. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 366263 · Mar 13, 2025 - [366423](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID186053520720260212214321.0001): Seat. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 366423 · Mar 13, 2025 - [383484](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID185190016320260212214324.0001): Gasket. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 383484 · Mar 13, 2025 - [2540923](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID176982323620260212214432.0001): Diaphragm Assembly. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 2540923 · Mar 13, 2025 - [366454](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID175142114820260212214322.0001): Washer. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 366454 · Mar 13, 2025 - [366279](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID173401936520260212214319.0001): Reducer. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 366279 · Mar 13, 2025 - [384750](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170513476120260212214339.0001): Gasket. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 384750 · Mar 13, 2025 - [2540903](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID170317877920260212214427.0001): Diaphragm & Valve Assembly. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 2540903 · Mar 13, 2025 - [P3779](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID159986854220260212214153.0001): Gasket. VSE Aviation Services LLC · PMA PQ00042WB · Replaces P3779 · Mar 13, 2025 - [365597](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID147089219320260212214305.0001): Washer. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 365597 · Mar 13, 2025 - [909277](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID143624638320260212214410.0001): Pin. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 909277 · Mar 13, 2025 - [366435](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID143393314120260212214321.0001): Screw. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 366435 · Mar 13, 2025 - [366561](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID141745798520260212214322.0001): Stud. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 366561 · Mar 13, 2025 - [2540867](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139049929520260212214415.0001): Diaphragm. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 2540867 · Mar 13, 2025 - [383600](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID138776410920260212214328.0001): Washer. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 383600 · Mar 13, 2025 - [2540872](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID129958473820260212214417.0001): Diaphragm Assembly. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 2540872 · Mar 13, 2025 - [384757](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID118177843620260212214339.0001): Seat. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 384757 · Mar 13, 2025 - [2540928](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID114603856920260212214434.0001): Diaphragm Assembly. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 2540928 · Mar 13, 2025 - [2540886](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID113769146720260212214422.0001): Diaphragm, Idle Needle. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 2540886 · Mar 13, 2025 - [2540908](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID111710151920260212214427.0001): Diaphragm Assembly. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 2540908 · Mar 13, 2025 - [365564](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID110201811020260212214305.0001): Spring. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 365564 · Mar 13, 2025 - [366453](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID108971612120260212214322.0001): Shaft. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 366453 · Mar 13, 2025 - [366468](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID106331602420260212214322.0001): Shaft. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 366468 · Mar 13, 2025 - [2540918](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID106170462120260212214431.0001): Diaphragm Assembly. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 2540918 · Mar 13, 2025 - [2540884](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID103842021620260212214422.0001): Diaphragm. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 2540884 · Mar 13, 2025 - [2540924](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID103345623720260212214433.0001): Diaphragm Assembly. VSE Aviation Services LLC · PMA PQ00042WB · Replaces 2540924 · Mar 13, 2025 - [AB-382585](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID195988018720251216184453.0001): Ignition ContactAssembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-382585 · Dec 8, 2023 - [AB-157160](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193485923720251216184437.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-157160 · Dec 8, 2023 - [AB-400623](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID193069304920251216184444.0001): Ball Bearing. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental… · Dec 8, 2023 - [AB-51678](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID192819677720251216184507.0001): Oil Deflector. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-51678 · Dec 8, 2023 - [ES10-35936-7](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID191691087420251216184428.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-35936-7 · Dec 8, 2023 - [AB-357586](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182632077520251216184446.0001): Gear. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-357586 · Dec 8, 2023 - [ES10-35937-8](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID181846469020251216184431.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-35937-8 · Dec 8, 2023 - [ES10-35935-6](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID180932652920251216184430.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-35935-6 · Dec 8, 2023 - [AB-50765](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID176916822920251216184507.0001): Clamp. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-50765 · Dec 8, 2023 - [AB-606505](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID175976763420251216184439.0001): Washer. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-606505 · Dec 8, 2023 - [AB-157158](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID173837306320251216184432.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental MotorsP/N: 10-157158 · Dec 8, 2023 - [AB-92815-37](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID165115893520251216184504.0001): Retaining Ring. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-92815-37 · Dec 8, 2023 - [AB-382584](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164325700920251216184454.0001): Ignition ContactAssembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-382584 · Dec 8, 2023 - [AB-357173](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID163626963020251216184452.0001): Ignition ContactAssembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-357173 · Dec 8, 2023 - [AB-349263](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID161733554320251216184505.0001): O-Ring. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-349263 · Dec 8, 2023 - [AB-357174](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID152704886320251216184451.0001): Ignition ContactAssembly. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental10-357174 · Dec 8, 2023 - [AB-391213](https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID146344589820251216184434.0001): Screw. Hartzell Engine Technologies LLC · PMA PQ1383CE · Replaces Continental 10-391213 · Dec 8, 2023 All of them: https://openairdocs.org/engine/lycoming-gso-480-b1b6/pma.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.